Key updates on May 24: General Staff: Russian troops halted in Kharkiv sector, Ukraine conducts counterattacksPutin looking for ceasefire to cement gains in Ukraine, Reuters reports citing sourcesAttack on occupied Crimea damages communications equipment, casualties reported, partisans claimFirst group of Ukrainian pilots passes F-16 training in USRussian attacks against Ukraine kill 10, injure 48 over past dayUkrainian forces halted Russian troops in the Kharkiv sector and are conducting counterattacks, Ihor Prokhorenko, a representative of the Main Operational Directorate of Ukraine’s Genera…